prestel,teletext是什么意思

用法例句

Automatic user-role assignment in electronic bookstore;

电子书店中的用户角色分配自动化

A study of user-based comprehensive traffic and transportation system;

基于用户的综合交通运输体系及网络平衡研究

The Development of Electric Expense Cards for Large Double-users;

两部制大用户电费抄表卡的开发

Electricity-supply plans of enlarging project by using frequency transformer users;

使用变频器用户的增容工程供电方案确定

Implementing consistent users authority management with RBAC;

应用RBAC技术实现MIS用户权限管理的统一

Power supply reliability analysis of customers for urban distribution network system;

城市配电网络系统用户供电可靠性浅析

Analysis for common faults of power supply reliability affecting customers in urban distribution system;

影响城市配电系统用户供电可靠性常见故障分析

When Can Domestic Motor Vehicle Customers Realize Their "God" Dreams;

国产车用户──何日能圆“上帝”梦

Analysis and discussion on reactive power operation for the large consumer of Shizuishan Power Grid;

石嘴山电网大用户无功运行分析与探讨

Consumers Network Activities and Personalizing Services;

用户网络行为与个性化服务研究

Talking About the Energy Saving of Consumer in the Central Heating System;

浅谈集中供热系统热用户节能的重要性